1·What is commonly recommend now is progressive enhancement.
现在普遍推荐的方式是渐进式增强。
2·As a result, you can create a video for high-quality versus low-bandwidth, and progressive download versus streaming, and also troubleshoot problems if the video won't play on all devices.
其结果是，您可以创建高质量的视频，而只占用较少带宽，以及渐进式下载，而非流式下载，如果视频不能在所有设备上播放还可以进行故障检测。
3·It's like progressive weight training.
这有点像渐进式重量训练。
4·Web developers can use progressive enhancement to handle the fragmentation, while waiting for browser vendors to catch-up to the spec.
网页开发人员可以利用渐进式增强来应付浏览器能力的差异，并等待浏览器厂商逐渐达到规范。
5·In addition to Ajax techniques and best practices, you learn how Ajax can improve your user experience through principles of progressive enhancement, usability, and user experience design (UxD).
除了Ajax技术和最佳实践之外，还要学习如何通过渐进式改进、易用性和用户体验设计(uxd)原理用Ajax改进用户体验。
1·And because COPD is a progressive disease that can't be slowed without treatment — and because it's the fourth leading cause of death in the U.S. — it's critical to catch it as soon as possible.
因为COPD是一种进行性疾病，如果得不到治疗，是不会延缓其加重的；也因为它是美国居前第四位的死亡原因，所以尽早发现非常关键。
2·The second death occurred on 3 March in a 20-year-old woman who died following rapidly progressive acute pneumonia, which is a characteristic feature in many cases of H5N1 infection.
第二例死亡发生于3月3日。一名20岁妇女在患快速进行性急性肺炎之后死亡，而这是众多h5n1感染病例的特征。
3·Subacute sclerosing panencephalitis (SSPE) is a very rare, progressive neurological disorder.
亚急性硬化性全脑炎（SSPE）是一种十分罕见的进行性的神经疾患。
4·About 100, 000 have retinitis pigmentosa, a progressive, genetic disorder that usually manifests in childhood.
而约有10万人患有视网膜色素变性疾病，它是一种进行性的遗传疾病，通常在儿童时期发病。
5·It is now believed to be progressive in some patients with NF-1.
现在我们相信在某些NF - 1患者中，这是进行性的改变。